ICD-10-CM G40.1: Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures

ICD-10-CM Diagnosis Code (2025)

Official Description for G40.1

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures

Coding Notes & Guidelines for G40.1

Inclusion Terms
  • Attacks without alteration of consciousness
  • Epilepsia partialis continua [Kozhevnikof]
  • Simple partial seizures developing into secondarily generalized seizures
Inclusion Terms

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures without intractability

Inclusion Terms

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS

Parent Code (Less Specific):

About ICD-10-CM Code G40.1 (Localization-related)

ICD-10-CM code G40.1 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G40.1 became effective on October 1, 2024.

This page provides detailed information about G40.1 - Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Localization-related.